INT 2F - DR-DOS 6.0 TaskMAX - GET PASTE BUFFER STATUS
        AX = 2716h
Return: AX = 0000h if AX=2716h,AX=2717h,AX=2718h supported
            CX = bytes in paste buffer
            DX = current generation number (updated after every copy operation)
SeeAlso: AX=2713h,AX=2714h,AX=2717h,AX=2718h